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Finding the Fourth Proportional to 239,553.45, 359,579.39 and 176,444.82

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Solution

The fourth proportional to 239,553.45, 359,579.39 and 176,444.82 is: 264,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,553.45 : 359,579.39 = 176,444.82 : x
  2. Step 2: Convert to fraction form
    239,553.45/359,579.39 = 176,444.82/x
  3. Step 3: Cross multiply
    239,553.45x = 359,579.39 × 176,444.82
  4. Step 4: Simplify right side
    239,553.45x = 63,445,919,862.04
  5. Step 5: Solve for x
    x = 63,445,919,862.04/239,553.45
  6. Step 6: Final answer
    x = 264,850.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.